✗ This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 23rd January 2023 |
|---|---|
| Upload Date | 11th January 2023 |
| Filename | iPhone_4.0_64bit_15.7.3_19H307_Restore.ipsw |
| Filesize | 5.23 GB |
| SHA256sum | 5c40c61bc9fbdcb575b0855b4f8779f1e36e453420737366de611430d6bddcf8 |
| MD5sum | 03c1add6133701b746ca6100cfbc0077 |
| SHA1sum | 5c3bc8f2983fd61adfb794ca8db0342ecaf7f1b1 |
| Identifier | iPhone8,4 |
This update provides important security fixes and is recommended for all users.
For information on the security content of Apple software updates, please visit this website: